WO2023275154A1 - Verfahren zur herstellung einer verbindungsvorrichtung für ein turmartiges bauwerk sowie turmartiges bauwerk - Google Patents

Verfahren zur herstellung einer verbindungsvorrichtung für ein turmartiges bauwerk sowie turmartiges bauwerk Download PDF

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Publication number
WO2023275154A1
WO2023275154A1 PCT/EP2022/067915 EP2022067915W WO2023275154A1 WO 2023275154 A1 WO2023275154 A1 WO 2023275154A1 EP 2022067915 W EP2022067915 W EP 2022067915W WO 2023275154 A1 WO2023275154 A1 WO 2023275154A1
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WO
WIPO (PCT)
Prior art keywords
connecting elements
component
components
tower
upper component
Prior art date
Application number
PCT/EP2022/067915
Other languages
German (de)
English (en)
French (fr)
Inventor
David Moeller
Alexander Lindner
Original Assignee
Rosen Swiss Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rosen Swiss Ag filed Critical Rosen Swiss Ag
Priority to EP22738644.8A priority Critical patent/EP4363718A1/de
Priority to CN202280046079.4A priority patent/CN117581017A/zh
Priority to AU2022302919A priority patent/AU2022302919A1/en
Priority to KR1020237044780A priority patent/KR20240046118A/ko
Priority to CA3224098A priority patent/CA3224098A1/en
Publication of WO2023275154A1 publication Critical patent/WO2023275154A1/de

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D13/00Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
    • F03D13/10Assembly of wind motors; Arrangements for erecting wind motors
    • F03D13/112Assembly of wind motors; Arrangements for erecting wind motors of towers; of masts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D13/00Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
    • F03D13/20Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
    • F03D13/25Arrangements for mounting or supporting wind motors; Masts or towers for wind motors specially adapted for offshore installation
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B17/00Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
    • E02B17/02Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor placed by lowering the supporting construction to the bottom, e.g. with subsequent fixing thereto
    • E02B17/027Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor placed by lowering the supporting construction to the bottom, e.g. with subsequent fixing thereto steel structures
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H12/00Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
    • E04H12/02Structures made of specified materials
    • E04H12/08Structures made of specified materials of metal
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H12/00Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
    • E04H12/34Arrangements for erecting or lowering towers, masts, poles, chimney stacks, or the like
    • E04H12/342Arrangements for stacking tower sections on top of each other
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D13/00Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
    • F03D13/10Assembly of wind motors; Arrangements for erecting wind motors
    • F03D13/126Offshore
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D13/00Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
    • F03D13/20Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
    • F03D13/201Towers
    • F03D13/204Circumferentially segmented
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D13/00Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
    • F03D13/20Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
    • F03D13/201Towers
    • F03D13/205Connection means, e.g. joints between segments
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B17/00Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
    • E02B2017/0056Platforms with supporting legs
    • E02B2017/0065Monopile structures
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B17/00Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
    • E02B2017/0091Offshore structures for wind turbines
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05BINDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2240/00Components
    • F05B2240/90Mounting on supporting structures or systems
    • F05B2240/95Mounting on supporting structures or systems offshore
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05BINDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2240/00Components
    • F05B2240/90Mounting on supporting structures or systems
    • F05B2240/97Mounting on supporting structures or systems on a submerged structure
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/727Offshore wind turbines

Definitions

  • the present invention relates to a method for producing a connection device for a tower-like structure. Furthermore, the invention relates to a tower-like structure and a wind power plant comprising such a tower-like structure.
  • the method according to the invention leads to the production of a connecting device for a tower-like structure, in particular an offshore wind turbine, where the connecting device comprises a plurality of, in particular, plate-shaped connecting elements which, when producing a slip joint, are are to be arranged between an upper component of the structure and a lower component of the structure and for the purpose of load transfer between the upper component and the lower component relative to a central longitudinal axis of the structure in the circumferential direction around the longitudinal axis and/or in the longitudinal direction thereof to be positioned next to each other. are positioning.
  • the method is characterized in that data relating to an actual size of the lower and the upper component is provided, whereupon at least some of the shape, the position and/or the nature of one or more and in particular all the connecting elements of the connecting device are determined in order to optimize the load transfer and/or or to compensate for any deviations of the lower and/or the upper component from their respective target size (of the lower and/or the upper component) are determined specifically for the connection element and the connection elements already produced beforehand or then are made available for assembly on at least one of the components. If the connecting elements have already been produced in advance and, in particular, have been stored in different configurations, they are assembled or made available using the connecting element-specific specifications. Alternatively or in addition, the connecting elements are specifically manufactured according to the specifications and assembled or provided accordingly.
  • the provision thus includes an in particular at least partially, preferably fully automated assembly and making available the connecting elements for the purpose of transport to the installation site and assembly there on at least one of the components.
  • the respective connecting elements ments are additionally processed and prepared as described below.
  • connection element-specific determination in particular of the shape and position of the plate-shaped connection elements in a combination of connection elements, is preferably also carried out with the aim of achieving optimal contact of the plate-shaped connection elements on both the lower and the upper component. Due to the deviations of the components or one of the components from the respective target size, an enlarged gap on one side can be compensated for by a thicker connecting element, so that an optimal flow of forces or load transfer can also occur there in a load case. When designing the connecting elements, the deviations of the components from their target sizes do not necessarily have to be compensated. As long as the load transfer between the components is optimized, the connection elements must be arranged on a slightly oval, for example
  • the component does not necessarily mean that the contact surface for the other component is now no longer oval.
  • the load transfer is optimized when the loads to be transferred from one component to the other component are transferred in the desired manner, for example over the largest possible areas and in particular evenly distributed, not at points or over small areas.
  • connection elements when determining at least part of the shape of a connecting element, its thickness is determined, based on a series of length and Wide already given connection elements can be used.
  • the connecting elements are plate-shaped, in particular, when their thickness is significantly smaller than their length or width, so that flat plates, however, result with a certain flexibility.
  • the thickness is at least a factor of 2 or 3 less than the length and/or width.
  • the actual size of the lower and upper components is determined in particular by at least two points, preferably at one level, improved by four points at one level, as well as above and below and their position in relation to one another.
  • a shape is then approximately assumed between the individual points, in particular interpolated against the background of, for example, a cone shape.
  • a large number of at least more than 10 measuring points are used, with which an outside of the lower component and an inside of the upper component, which is slipped over the lower component to produce the slip joint, are determined.
  • more than 100 measurement points are recorded using a laser scan measurement method.
  • the actual variables thus at least approximately describe the real outside of the lower component and the real inside of the upper component.
  • the respective geometries are preferably described by a large number of points, by free-form surfaces, by 2D and/or 3D models, so that the connecting device can be designed as precisely as possible.
  • the actual sizes of the individual components are the real dimensions of the same, which may differ from the desired dimensions, ie the nominal dimensions of the respective components, due to any tolerances in production.
  • the data to be used describe the actual values of the lower and/or the upper Component in terms of their conicity, ovality and / or in terms of Versat zes individual metal plates from which the respective components are made to each other. Weld seam elevations, bulges or the like can also be described by the data and compensated for at least within the framework of the respective tolerances of the connecting device.
  • the nature of the connecting elements includes, in particular, their Shore hardness, their viscoelasticity, their compressibility, their surface texture and/or any layer structure.
  • the shape of the connecting elements includes the length, the width and/or the thickness of the present, in particular, plate-shaped connecting elements. Alternatively or additionally, the shape comprises recesses and/or chamfers of a respective connecting element and/or a progression in thickness over the connecting element. At least one of these variables is determined specifically for the connection element in such a way that the load transfer between the two components is optimized.
  • the position of the connecting elements includes, in particular, the distance between the connecting elements in order to take into account any viscoelastic deformations of the connecting elements, as well as the positioning of the respective connecting elements on the lower or upper component.
  • a monopile and a so-called transition piece or a tripot or tetrapot can be used as the lower and upper components Supports a respective transition piece is installed, in question.
  • the upper and lower components can also be a transition piece and a tower or the uppermost part of a wind turbine with a nacelle and any wind direction tracking device.
  • connection device By compensating for any deviations of the lower and upper components from their target size or their target dimensions by means of the connection device according to the invention, an actually desired flow of forces is realized in different load situations of the tower-like structure.
  • the shape of a gap between the upper and lower components when the components are installed is determined on the basis of the actual sizes of the two components in order to determine the respective connecting elements.
  • the thicknesses of the respective connecting elements can then be selected on the basis of a desired, optimized design of an optimized spacing of the components from one another, which may also depend on the material of the connecting elements used.
  • an optimal mean re thickness for the gap between the upper and lower component to be closed at least partially by means of the connecting device can be specified (e.g. 3, 4 or 5 cm), whereupon the Thicknesses of the respective fasteners can be determined as a function of the actual values.
  • the thickness of the respective connecting elements it is advantageous to select them from a predetermined grid dimension, which is in particular between 10 mm and 120 mm.
  • a predetermined grid dimension which is in particular between 10 mm and 120 mm.
  • corresponding connecting elements can be produced in stock, so that when determining the dimensions of the connecting elements, they can be selected from a respective plate or connecting element size.
  • the distribution of the existing thicknesses in the determination of the size and/or shape of the connecting elements is such that the most complete possible contact is given to all connecting elements in the loaded state, ie both on the sides of the lower and sides of the upper component facing surfaces of the component and the
  • Connecting element abut each other.
  • the contact surfaces of the connecting elements are those which represent the largest surfaces of the flat or plate-shaped connecting elements.
  • the connecting elements having an extension of, for example, 400 mm ⁇ 800 mm compared to this thickness or height.
  • connection element-specific determination is preferably carried out by means of an EDP device in which the actual dimensions of the components are stored and in which the respective connection elements are determined on the basis of the deviations from a target dimension.
  • a connecting element is to be arranged in each case in the area of the main axis of the ellipse slightly thinner than a connecting element arranged in the area of the secondary axis.
  • an envelope around the connecting elements arranged on a lower component can again be circular when viewed in cross section.
  • connection elements it is necessary that, regardless of whether it is a circular envelope, the loads that are present are correctly transferred via the corresponding connection elements.
  • the viscoelastic deformation and/or compressibility of the connecting elements can be taken into account, as well as any specific loads that may exist due to the location of the components, for example due to a prevailing wind direction.
  • the EDP device can be a locally operating system or an EDP device that is at least partially remote from the operator.
  • the EDP device includes the usual input, output, communication and storage means as well as associated data processing options.
  • it is an EDP device capable of recording the data and displaying the information locally, which transmits the data to a cloud-based EDP unit for the purpose of calculating the connecting elements. After the connection elements have been determined there, the associated data can then be transmitted back to the locally operating computer.
  • the EDP device can be used in particular to create an installation plan that allows all the connecting elements to be installed as quickly as possible in a preferred wisely specified order. This is done in particular taking into account an advantageously lying position of a component that is to be rotated at least successively during installation.
  • the upper component is preferably located on a roller system. If an upper component is successfully equipped with connecting elements on the inside, the thicker connecting elements can be placed on the inside, for example, followed by thinner elements.
  • the component is rotated by 90° around a longitudinal axis of the component, the area next to it in the circumferential direction can be coated, so that after rotating it three times, the inside of the lower component is completely covered in the circumferential direction, with full coverage meaning the coverage of all of this provided connecting elements means, which can also be arranged at a distance from each other.
  • connection elements are preferably determined taking into account an assumed load on the same, in particular due to a load transfer between a lower and an upper component. Preference is given to a load transfer from the upper to the lower component, with loads being caused, for example, by the weight of the upper component including any part of a wind turbine that is to be attached to it and/or by wind loads. Alternatively or in addition, it can also be wave-induced loads, for example due to movements of a floating platform on which a wind turbine is installed. In particular, for the components and the between arranged connecting elements respective 2D and / or 3D models used, for example by means of an FEM simulation.
  • the determination of the connecting elements to be carried out by means of the EDP device represents an optimization problem which enables the determination of the connecting elements and in particular their thicknesses in particular by means of an AI-based method using neural networks. Any training data records can be obtained via simulations based on FEM calculations.
  • parts of the variables to be determined can also be specified, for example the connecting element material in the form of the existing compressibility, viscoelasticity and/or also, for example, an average size.
  • the load calculation can also take into account a dynamic installation process of the upper component on the lower component, for example if a first load in the form of the upper component is placed on the lower component and then also on the upper component, for example a nacelle is placed, which contains the rotor and the associated gear assembly.
  • the data used to determine the connection element-specific information can be individual measuring points or models of the actual size. They can also be images of the same, for example in the form of the target size of the lower and upper component plus any deviations from the respective target sizes. Accordingly, the calculations can be made, for example, in take place in the form of optimization calculations based on the deviations from the target value.
  • the connection-element-specific determination tolerances of the components and/or the connection elements, for example due to a measurement, can be taken into account so that the associated uncertainty in the determination can be taken into account, for example due to particularly compressible material.
  • the data of the upper and/or lower component includes at least the height in the connection area, the conicity, the ovality, the surface curvature and/or at least one weld seam elevation, whereby the corresponding values can be absolute values or, for example, with regard to the target dimensions and their Deviations can also be images of the same data. It is thus possible to determine the connecting elements with comparatively little data.
  • connection area is that area of the structure which lies between (and including) the top edge of the top connection element or elements and the bottom edge of the lower connection element or elements.
  • a weld bead is the height and/or contour of a weld compared to the non-weld surrounding area of the component on the side of the component that faces the fastener during operation of the component.
  • the connecting elements to be used for the structure are identified in particular in terms of color and/or with an information carrier, which correspondingly simplifies the installation.
  • an information carrier based on wireless technology, such as an RFID chip, which is automatically provided with corresponding position markings, so that the process of picking the connecting elements from a warehouse can take place as fully automatically as possible.
  • such an information carrier can also be used to determine a relative position of the connecting element, i.e. an alignment with regard to the edges (top, bottom, left, right) in relation to the respective component, so that a twisted and/or or mirror-inverted arrangement of the connecting element can be excluded.
  • connection-element-specific determination can involve shortening the dimensions, cutting out individual areas, creating cavities to change compressibility, filling the cavities, folding and preparing surfaces, coating with glue, adhesive film or other coatings , for example for friction reduction, action.
  • the connecting elements are attached to a lower component or to an upper component, with preferably at least one of the respective surfaces to be connected to one another being pretreated, in particular cleaned, surface-activated and/or coated with an adhesion promoter and/or an adhesive.
  • Surface activation can preferably take place mechanically, chemically or electrochemically, e.g. via plasma treatment.
  • Adhesion promoters, adhesives or other coatings are applied, as is the treatment of the surface of a connecting element, in each case at least on part of the surface of a respective connecting element, with an application device being used, for example, which enables precise processing/equipping of the surface .
  • the installation is carried out in particular using the installation plan, which shows the position and, if necessary, also the sequence of individual connecting elements to be arranged with one another or next to one another.
  • the connectors can also be attached to each other to pass through
  • connection elements of different thicknesses to be able to provide further connecting elements, the thickness of which results from the combination of thicknesses.
  • the surface of one of the components and/or one of the connecting elements can be coated manually or by means of an application device, in particular to reduce friction, for example with a PTFE (polytetrafluoroethylene).
  • An application device can be a mobile device that is set up for installation and has, for example, a feed area and a delivery area, between which a connecting element is moved along an application roller.
  • the application device serves to apply an adhesive, for example, immediately before the connection element is attached to the component.
  • the component on which the at least one connecting element is arranged preferably lies on its outer lateral surface, it being arranged in particular on a roller system.
  • the component that is otherwise to be arranged vertically with its longitudinal axis relative to the horizontal subsurface is therefore tilted so that its longitudinal axis, for example, does not run exactly parallel but essentially parallel to the subsurface, ignoring the conicity.
  • the component which is in particular the transition piece, can then be successively rotated, for example by means of the roller system. This simplifies installation over the entire height of the component.
  • a pressing device can be provided, which presses a respective connection element or the connection elements with a predefined force onto the respective component.
  • this can be a matter of magnets with which the connecting elements can be attached to a surface of the typical wise metallic component are held.
  • it can also be a device that can be adjusted as a function of the size of the connecting elements, which itself can be held magnetically on the components and generates a pressing force on the connecting element via corresponding arms or other pressing elements.
  • the size of the fasteners is such that one of them can be carried by an installer alone and held on the component during installa- tion.
  • the weight of a connector is less than 50 kg.
  • the data relating to the actual size of the components is preferably obtained by means of a light-based and preferably laser-based measuring device and/or by means of an image analysis based on images produced from the components.
  • the latter in particular simplifies the recording of the actual values.
  • the recorded data can be made available online by the component manufacturers and read into the EDP device.
  • the connecting elements are cast in rectangular shapes, with the material used being able to provide a certain elasticity so that the plate-shaped connecting elements can adapt to a curvature of the surface of the respective component.
  • rectangular shapes allows in particular the use of open shapes and thus easier manufacture.
  • NEN closed shapes can also be used, which can also have curved Wandun conditions.
  • After casting and a customary initial curing of the connecting elements they are preferably additionally tempered and/or subsequently cleaned, the latter for example using isopropanol. This simplifies the subsequent application of adhesion promoters, adhesives or other coatings.
  • the connecting elements can be coated and/or surface-treated before or after transport to the installation site.
  • the object is also achieved by a wind power plant, in particular an offshore wind power plant, which has a tower-like structure as described above.
  • FIG. 1 shows an object according to the invention
  • FIG. 2 shows part of the object according to the invention according to FIG. 1 in a sectional and perspective view
  • 3 shows a further object according to the invention in a sectional view
  • FIG. 4 shows a section of the object according to FIG. 3,
  • FIG. 7 shows a part of a manufacturing process of an object according to the invention.
  • a wind turbine 2 according to the invention comprises a lower component 6 set up vertically on a horizontally running base 4, onto which an upper component 8 is slipped, which has a gondola 10 with rotors at its upper end (FIG. 1).
  • the wind turbine 2 and the tower-like structure consisting of a connecting device (not yet recognizable) and the lower and upper components 6 and 8 have a central longitudinal axis 14 around which the connecting elements 12 are arranged.
  • the longitudinal axis 14 (see FIG. 2) runs perpendicular to the substrate 4.
  • the wind turbine 2 or the tower-like structure comprises five rings, each with a plurality of connecting elements 12, which are arranged between an upper outer surface of the lower component 6 and a lower inner surface of the component 8 for the purpose of load transfer and the compensate for production-related tolerances of these components with regard to load transfer.
  • the angle of the cone of the upper component 8 deviates from the angle of the cone due to tolerances of the lower component 6, so that between them in the operating position shown, a gap forms which becomes larger towards the ground.
  • there is also a greater thickness of the connecting elements 12 at the lower end of the connecting region 16, which is generally bounded upwards by an upper edge of the uppermost connecting element or elements 12 and which is generally bounded downwards by the lower edge of the lowermost connecting element 12 is limited. Due to the compensation of the tolerances, the connection device according to the invention results in the desired load transfer between the upper and the lower component.
  • the thickness of the lower connec tion elements 12 is approximately twice as large as the thickness of the upper connec tion elements 12.
  • the thickness is the distance between the arrowheads of respective arrows 18, which are perpendicular to the to the lower Component 6 or upper component 8 lying surfaces.
  • the thickness is that of the fasteners in their loaded condition. It is understood that the thickness can be greater in the unloaded case, in which the connection elements 12 are undeformed.
  • the determination of the connecting elements e.g. by means of an optimization calculation, is preferably and generally based on loaded connecting elements 12, but the thicknesses of unloaded components are expediently specified for the production and/or provision.
  • Mobile measuring devices 18 can be used to determine the actual dimensions of the components 6 , 8 .
  • a measuring device 18 can do this scan by laser from an area outside of the present upper component 8 its inner surface in the cone.
  • a measuring device 18 can be introduced into the upper component 8, the measuring device being guided on a rod 20 in such a way that its longitudinal and pivoting movement also scans the inside of the upper component 8 in the area of its cone.
  • the data recorded by the measuring device 18 are transferred, for example wirelessly and via the Internet, to an EDP device 26 in which the thickness of the respective connecting elements and their position are then determined.
  • the EDP device 26 can also specify the material of the connecting elements 12 as part of the optimization of the load transfer between the upper component 8 and the lower component 6.
  • the connecting elements 12 are ge cleaned, surface-treated and coated and then brought to the intended position in the component 8 with a carrying device 22, where they are glued.
  • the installation of the connecting elements 12 is preferably carried out in a lower area of the inside, so that the component 8 for the installation of all connecting elements in the circumferential direction has to be rotated about the longitudinal axis 14 of the component, which is perpendicular to the substrate during operation, by means of a roller system 24 .
  • the upper component 8 embodied here as a transition piece can be brought to its place of use and installed there.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Combustion & Propulsion (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Wind Motors (AREA)
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PCT/EP2022/067915 2021-06-29 2022-06-29 Verfahren zur herstellung einer verbindungsvorrichtung für ein turmartiges bauwerk sowie turmartiges bauwerk WO2023275154A1 (de)

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EP22738644.8A EP4363718A1 (de) 2021-06-29 2022-06-29 Verfahren zur herstellung einer verbindungsvorrichtung für ein turmartiges bauwerk sowie turmartiges bauwerk
CN202280046079.4A CN117581017A (zh) 2021-06-29 2022-06-29 用于塔式建筑体的连接装置的制造方法以及塔式建筑体
AU2022302919A AU2022302919A1 (en) 2021-06-29 2022-06-29 Method for manufacturing a connecting device for a tower-like structure, and tower-like structure
KR1020237044780A KR20240046118A (ko) 2021-06-29 2022-06-29 타워형 구조물의 연결장치 제조방법 및 타워형 구조물
CA3224098A CA3224098A1 (en) 2021-06-29 2022-06-29 Method for manufacturing a connecting device for a tower-like structure and tower-like structure

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BE20215505A BE1029537B1 (de) 2021-06-29 2021-06-29 Verfahren zur Herstellung einer Verbindungsvorrichtung für ein turmartiges Bauwerk sowie turmartiges Bauwerk
BEBE2021/5505 2021-06-29

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017178657A1 (en) * 2016-04-15 2017-10-19 Pur Wind Aps Gasket for wind turbine
EP3255210A2 (en) * 2016-06-07 2017-12-13 KCI the engineers B.V. Method for installing an offshore structure
WO2019073060A2 (de) * 2017-10-13 2019-04-18 Rosen Swiss Ag Dichtungsanordnung für eine verbindung zweier verbindungselemente eines offshore-bauwerks sowie verfahren zur herstellung derselben
WO2020106146A1 (en) * 2018-11-20 2020-05-28 Sif Holding N.V. Tp-free monopile and method for forming the same
WO2021040516A1 (en) * 2019-08-23 2021-03-04 Delft Offshore Turbine B.V. System for transporting an offshore structure

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017178657A1 (en) * 2016-04-15 2017-10-19 Pur Wind Aps Gasket for wind turbine
EP3443224B1 (en) 2016-04-15 2020-03-18 Pur Wind ApS Gasket for wind turbine
EP3255210A2 (en) * 2016-06-07 2017-12-13 KCI the engineers B.V. Method for installing an offshore structure
WO2019073060A2 (de) * 2017-10-13 2019-04-18 Rosen Swiss Ag Dichtungsanordnung für eine verbindung zweier verbindungselemente eines offshore-bauwerks sowie verfahren zur herstellung derselben
WO2020106146A1 (en) * 2018-11-20 2020-05-28 Sif Holding N.V. Tp-free monopile and method for forming the same
WO2021040516A1 (en) * 2019-08-23 2021-03-04 Delft Offshore Turbine B.V. System for transporting an offshore structure

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CA3224098A1 (en) 2023-01-05
BE1029537B1 (de) 2023-01-30
EP4363718A1 (de) 2024-05-08
BE1029537A1 (de) 2023-01-25
AU2022302919A1 (en) 2024-01-18
KR20240046118A (ko) 2024-04-08

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